Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Hsu-Shih Shih, Young-Jou Lai, E. Stanley Lee. Fuzzy approach for multi-level programming problems. Computers & OR, 23(1):73-91, 1996. [doi]